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Thread: Retrofitting HDMI/Component video

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    Retrofitting HDMI/Component video

    I'm looking at trying to do some retrofits for older consoles to either use HDMI and/or Component video (stupid American TVs). I realize you need a circuit to encode RGB to component and I'll wager you need the same for HDMI. I was hoping someone could point me to a place to either get these diagrams or a place to buy the encoders premade (preferably the former, DIY is far more fun!).

    And of course when I'm finished there will be pictures galore as well as guide work. Got myself a Mouser catalog in the mail yesterday and I've been going nuts ever since.

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    RGB to component is simple enough: http://elm-chan.org/works/yuv2rgb/rgb2yuv.png

    A HDMI converter is something you have to design yourself to have any chance at building. Basically you need some fast ADC to sample the picture the fastest they can, detect the active pixels then clock those out of the TMDS interface. (It will look bad anyway.)

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    Calpis, for some reason the link you posted doesn't work. I'm interested in the circuit.

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    right click and 'save as'

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    Let me get this straight.... Even new TVs marketed in the states don't have RGB Scart?

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    Quote Originally Posted by windjammer
    Let me get this straight.... Even new TVs marketed in the states don't have RGB Scart?
    No. we don't use scart. We went from composite, to component. We've had composite for YEARS (and before that used RF) and now component/HDMI.

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    Quote Originally Posted by windjammer
    Let me get this straight.... Even new TVs marketed in the states don't have RGB Scart?
    We sadly are morons.

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    I have video editing hardware at school called casa blancas that use scart, its a bitch to find the adapters for it.

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    Quote Originally Posted by Dark Seraph91
    I have video editing hardware at school called casa blancas that use scart, its a bitch to find the adapters for it.
    Same here but now we updated to Imacs and those are even more of a pain in the ass. DAMN 1 BUTTON MOUSE!!!!!!

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    Quote Originally Posted by XxHennersXx
    No. we don't use scart. We went from composite, to component. We've had composite for YEARS (and before that used RF) and now component/HDMI.
    I assumed that the newer HDTV's in the US would have at least one of everything.

    I bought a 19" Bravia, and it's got VGA, 2xHDMI, 2xScart, Y/C, Composite, RF &Component.

    I'm off to hunt for the specs of the US equivalent now.
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    Nothing uses scart here, so putting it on a TV would not make sense. Usually you get a couple of component inputs instead, which is superior.
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    Quote Originally Posted by Arkanoid
    Same here but now we updated to Imacs and those are even more of a pain in the ass. DAMN 1 BUTTON MOUSE!!!!!!
    Any modern mac has a two button mouse, just have to push the right side rather then the left.

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    Your best bet would be to buy or make an RGB to HDMI or Component converter. The easiest way would be to get some SCART leads for your consoles on the Interwebs, and then plug them into such a converter with a SCART input.

    These adapters are pretty expensive, though! To be honest, you'd be better off getting a broadcast monitor off eBay with RGB inputs!

    If you really want one, though, I've seen a couple of units....

    http://www.lambda-tek.com/components...prodID=B148592

    http://www.keene.co.uk/electronic/un...rtor/HDUS.html

    Why is it that Brits seem to think SCART would be everywhere? SCART is a French connector (Peritel) that is only really used in Europe. As has been mentioned countless times on this and other gaming forums, RGB TVs are rare in the US!
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    Quote Originally Posted by retro
    Your best bet would be to buy or make an RGB to HDMI or Component converter. The easiest way would be to get some SCART leads for your consoles on the Interwebs, and then plug them into such a converter with a SCART input.

    These adapters are pretty expensive, though! To be honest, you'd be better off getting a broadcast monitor off eBay with RGB inputs!

    If you really want one, though, I've seen a couple of units....

    http://www.lambda-tek.com/components...prodID=B148592

    http://www.keene.co.uk/electronic/un...rtor/HDUS.html

    Why is it that Brits seem to think SCART would be everywhere? SCART is a French connector (Peritel) that is only really used in Europe. As has been mentioned countless times on this and other gaming forums, RGB TVs are rare in the US!
    I'd imagine Brits would think SCART is everywhere because it is so useful as a connector and makes sense really. It's really rather moronic that we use so many different types of connector for the same thing, especially with trash like composite/RF being the former standard when RGB was completely possible. Just seems like a bad decision to eliminate the possibility of a better picture when you could make profit off selling (yet another) cable.

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    Quote Originally Posted by APE
    I'd imagine Brits would think SCART is everywhere because it is so useful as a connector and makes sense really. It's really rather moronic that we use so many different types of connector for the same thing, especially with trash like composite/RF being the former standard when RGB was completely possible. Just seems like a bad decision to eliminate the possibility of a better picture when you could make profit off selling (yet another) cable.
    Yea Here you need a new cable to do anything you brits are lucky for an all in one solution
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    Quote Originally Posted by Taucias
    Nothing uses scart here, so putting it on a TV would not make sense. Usually you get a couple of component inputs instead, which is superior.
    No. It allows better resolution than 240 scanlines = 480i but it's not RGB so...

    That said, SCART is now obsolete anyway. Due to HDTVs being incompatible with 240p/480i you got no real use for it anymore. It's like the S-Video of Europe.


    @ APE: If you got the money to experiment try this: http://shop.ebay.com/items/?_nkw=scart+hdmi+converter
    Last edited by Christuserloeser; 05-22-2009 at 05:06 AM.
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    Honestlu hdmi is like scart for us but its pure digital. As for why we don't use scart, could be due to the movie studios.

    There the ones that decide what formats and inputs would be used. I myself want get a broadcast monitor to play in rgb but the shipping is brutal! Granted I once did see a sony pvm 2030 on craigslist in my town but didn't jump on it sadly.

    Itls funny too cause my brother does work with video equipment like that for videos and shoots and I tell him that those monitors are sought after for their rgb for classic gaming and him and his friends think its hilarious prople would buy them for that purpose.

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    My parents brought an RGB SCART equipped TV in 1986, and it still works! It's great for retro games, as it's stereo as well. Plus the tube is a long-life Videocolor (Italy) one which last forever and were used in some early 90's Arcade machines.

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